Started as PLUMCRAZY/E3 Arms in ’07 by Ed McInerney, this new firearm company manufactured a completed lower receiver at an affordable price. In ‘21, Tony DiChario purchased 50% of E3 Arms and started the partnership ET Arms. Now in 2023 PLUMCRAZY is a dealer direct company that offers a complete rifle and accessories all manufactured in the USA. All products come with a limited lifetime warranty.